Bridge Building Research:

Advantages of different types of bridges:

http://www.ehow.com/info_8037470_advantages-different-types-bridges.html

http://www.buzzle.com/articles/types-of-bridges.html

How to build a suspension bridge:

http://www.teachersdomain.org/asset/lsps07_vid_dssuspension/
http://www.teachersdomain.org/asset/phy03_vid_zsuspension/

a grass suspension bridge...wow!
http://www.teachersdomain.org/asset/eng06_vid_incabridge/

How to build a truss bridge:

http://www.teachersdomain.org/asset/lsps07_vid_dstruss/

How to build an arch bridge:

http://www.teachersdomain.org/asset/phy03_vid_bbarch/

the physics of arches interactive....

http://www.teachersdomain.org/asset/nv37_int_arches/

Cantilever Bridge:

http://www.teachersdomain.org/asset/phy03_vid_bbcantilever/

How to build a beam bridge:

http://www.youtube.com/watch?v=IekaGq02lQI

http://www.youtube.com/watch?v=JOOkZJpLaQ4

Lab 1: The golf ball bridge

Golf ball Bridge.docx